Red poppies in the moat of the Tower of London

Her Majesty's Royal Palace and Fortress, known as the Tower of London, is a historic castle located on the north bank of the River Thames in central London within the London Borough of Tower Hamlets.

Founded towards the end of 1066 as part of the Norman Conquest of England. The White Tower, was built by William the Conqueror in 1078. The castle was used as a prison from 1100 until 1952.

It was besieged several times and controlling it has been important to controlling the country. The Tower has served as an armoury, a treasury, a menagerie, the home of the Royal Mint, a public records office, and the home of the Crown Jewels of the UK.